Knee brace



FIG. 1 is a front view of a knee brace showing our new design, as it would appear when applied to the leg of a person;

FIG. 2 is a view of the knee brace of FIG. 1, at a 45 degree angle from the front left side;

FIG. 3 is a right side view thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is a left side view thereof.

The broken lines in the drawings are for the purpose of representing claimed stitching. 

CLAIM We claim the ornamental design for a knee brace, as shown and described. 